S-8358B40MC-NQZT2U

Basic Information Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - Low power consumption - High efficiency - Wide input voltage range - Overcurrent protection - Thermal shutdown protection

Package: QFN (Quad Flat No-leads)

Essence: The S-8358B40MC-NQZT2U is a power management IC designed for efficient power conversion and regulation in various electronic devices.

Packaging/Quantity: The S-8358B40MC-NQZT2U is typically packaged in reels containing 3000 units per reel.

Specifications

• Input Voltage Range: 2.7V to 6.0V
• Output Voltage: 4.0V
• Output Current: Up to 500mA
• Quiescent Current: 30µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-8358B40MC-NQZT2U has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. FB: Feedback pin
5. VOUT: Output voltage pin

Functional Features

• Step-down DC-DC converter
• Built-in overcurrent protection
• Thermal shutdown protection
• Soft-start function for smooth power-up
• Low dropout voltage

Advantages and Disadvantages

Advantages: - High efficiency power conversion - Wide input voltage range allows for versatile applications - Compact QFN package for space-constrained designs - Overcurrent and thermal protection ensure device safety - Low quiescent current minimizes power consumption

Disadvantages: - Limited output current capacity (up to 500mA) - Fixed output voltage (4.0V)

Working Principles

The S-8358B40MC-NQZT2U operates as a step-down DC-DC converter, converting the input voltage to a lower, regulated output voltage. It utilizes a control circuit to adjust the duty cycle of the internal switch, enabling efficient power conversion. The IC also incorporates overcurrent and thermal protection mechanisms to safeguard the device and connected components.

Detailed Application Field Plans

The S-8358B40MC-NQZT2U is suitable for various applications, including but not limited to: - Battery-powered devices - Portable electronic devices - IoT (Internet of Things) devices - Wearable devices - Consumer electronics

Detailed and Complete Alternative Models

1. S-8358A40MC-NQZT2U: Similar specifications with a different package type (SOT-23-5).
2. S-8358C40MC-NQZT2U: Higher output current capacity (up to 800mA) with similar specifications.
3. S-8358B33MC-NQZT2U: Lower output voltage (3.3V) with similar specifications.

Note: Please refer to the manufacturer's datasheet for a comprehensive list of alternative models.

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